What is Bun? The JavaScript Runtime That Made npm Install Fast
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- 11 Jul 2025
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Discussion of the blog article What is Bun? The JavaScript Runtime That Made npm Install Fast.
Bun is a JavaScript runtime, package manager, bundler, and test runner in a single binary written in Zig. It's also the fastest thing to happen to JavaScript tooling in years — and it runs your existing Node.js code.
Discussion thread — share findings, corrections and follow-ups below.